{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oxybutynin",
    "query": {
      "intervention": "Oxybutynin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 51,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oxybutynin&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T09:38:18.197Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03952299",
      "title": "Oxybutynin for Post-surgical Bladder Pain and Urgency",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Overactive Bladder Syndrome",
        "Neuropathic Bladder"
      ],
      "interventions": [
        {
          "name": "Oxybutynin Transdermal Patch",
          "type": "DRUG"
        },
        {
          "name": "Oral Oxybutynin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "4 Years to 8 Years"
      },
      "enrollment_count": 100,
      "start_date": "2021-09-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03952299"
    },
    {
      "nct_id": "NCT03205605",
      "title": "Effect of Heat on Oxybutynin Release and Absorption From Oxybutynin Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Heat Effect"
      ],
      "interventions": [
        {
          "name": "oxybutynin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 13,
      "start_date": "2018-01-02",
      "completion_date": "2019-11-13",
      "has_results": true,
      "last_update_posted_date": "2022-04-11",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03205605"
    },
    {
      "nct_id": "NCT04600336",
      "title": "Testing the Effects of Oxybutynin for the Treatment of Hot Flashes in Men Receiving Hormone Therapy for Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Carcinoma"
      ],
      "interventions": [
        {
          "name": "Oxybutynin Chloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 88,
      "start_date": "2021-10-28",
      "completion_date": "2024-03-11",
      "has_results": true,
      "last_update_posted_date": "2025-03-30",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 103,
      "location_summary": "Gilbert, Arizona • Peoria, Arizona • Phoenix, Arizona + 77 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04600336"
    },
    {
      "nct_id": "NCT00749632",
      "title": "A Study of Oxybutynin for the Treatment of Urge Urinary Incontinence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Urinary Incontinence, Urge"
      ],
      "interventions": [
        {
          "name": "oxybutynin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "FemmePharma Global Healthcare, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 45,
      "start_date": "2007-07",
      "completion_date": "2008-10",
      "has_results": false,
      "last_update_posted_date": "2009-10-15",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Hackensack, New Jersey",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00749632"
    },
    {
      "nct_id": "NCT03187795",
      "title": "Mirabegron and Oxybutynin Safety and Efficacy Trial in Spinal Cord Injury",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Spinal Cord Injuries",
        "Urinary Bladder, Neurogenic"
      ],
      "interventions": [
        {
          "name": "Oxybutynin Chloride IR",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kessler Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 62,
      "start_date": "2019-04-03",
      "completion_date": "2022-03-30",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "West Orange, New Jersey",
      "locations": [
        {
          "city": "West Orange",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03187795"
    },
    {
      "nct_id": "NCT05550246",
      "title": "Identifying Sleep Apnea Patients That Best Respond to Atomoxetine Plus Oxybutynin Therapy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "Oxybutynin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 22,
      "start_date": "2022-05-05",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-18",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05550246"
    },
    {
      "nct_id": "NCT04090190",
      "title": "Inflammation in Women With Urgency Urinary Incontinence Treated With Anticholinergics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Urinary Incontinence",
        "Urgency Urinary"
      ],
      "interventions": [
        {
          "name": "Oxybutynin, Solifenacin, Tolterodine, Trospium, or Fesoterodine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2019-10-30",
      "completion_date": "2021-10-31",
      "has_results": true,
      "last_update_posted_date": "2022-11-15",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04090190"
    },
    {
      "nct_id": "NCT01178827",
      "title": "Sanctura Muscarinic Receptor Antagonist Resists Transport (SMART-II) Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "trospium chloride",
          "type": "DRUG"
        },
        {
          "name": "oxybutynin IR",
          "type": "DRUG"
        },
        {
          "name": "oxybutynin IR placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2010-08",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2016-02-26",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01178827"
    },
    {
      "nct_id": "NCT07577661",
      "title": "Combination Upper-Airway Electrical and Pharmacological Stimulation for Obstructive Sleep Apnea",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Obstructive Sleep Apnea",
        "Sleep-disordered Breathing"
      ],
      "interventions": [
        {
          "name": "Combination device and drug: Unilateral hypoglossal nerve stimulation & atomoxetine-plus-oxybutynin (HGNS+AtoOxy)",
          "type": "OTHER"
        },
        {
          "name": "Unilateral hypoglossal nerve stimulation (HGNS), active comparator condition",
          "type": "DEVICE"
        },
        {
          "name": "Atomoxetine-plus-oxybutynin (80/5 mg) (AtoOxy), active comparator condition",
          "type": "DRUG"
        },
        {
          "name": "Placebo; placebo comparator condition",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 24,
      "start_date": "2026-06-01",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07577661"
    },
    {
      "nct_id": "NCT05100017",
      "title": "Methocarbamol vs Oxybutynin for Management of Pain and Discomfort S/P Ureteroscopy Procedure",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Calculi",
        "Kidney Diseases",
        "Nephrolithiasis",
        "Urolithiasis",
        "Ureteral Diseases",
        "Ureteral Calculi"
      ],
      "interventions": [
        {
          "name": "Methocarbamol",
          "type": "DRUG"
        },
        {
          "name": "Oxybutynin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 126,
      "start_date": "2021-09-30",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-09-14T09:38:18.197Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05100017"
    }
  ]
}